Since 1980, Gamblin has handcrafted luscious oil colors and contemporary painting mediums that are true to historic working properties, yet safer and more permanent. All of Gamblin's oil painting materials are handcrafted at the company's wind-powered factory in Portland, Oregon.

Galkyd Slow Drying — Formulated for strength and flexibility, and to keep the surface of oil paintings open for approximately three days — a good choice for painters who blend or work wet into wet.